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least 5 M long. Do not use the pipe if the pipe is damaged. If you want connect this machine to 
portable  water  mains,  you  must  install  a  backflow  preventer  in  the  water  pipe  to  prevent  dirty 
water  flow  back  to  the  drinking  water  system.  The  backflow  preventer  shall  comply  with  EN 
60335-2-79 ANNEX AA. 

OPERATING INSTRUCTIONS 

This unit is to be connected to a cold water source 

ONLY 

The motor of this pressure washer will NOT run. It will only operate when the trigger is 

squeezed. 

 
- Connect the outlet hose to the washer and connect the spray gun to the outlet hose. 
- Connect nozzle and nozzle extension. 
- Check gauze filter is clear of any blockage. 
- Connect the water supply hose. 
- Check that the hose has no kinks in it. 
- Turn on water and check for leaks. 
- Depress trigger to allow air to be expelled though the pump and hoses, lock trigger. 
- Plug in machine and turn on switch. 
- Unlock trigger and use the pressure washer. 

 

Shut down 

1.

 

Turn off the motor(push switch to the off position) 

2.

 

Unplug the unit from the power source. 

3.

 

Turn off the water supply. 

4.

 

Press the trigger of the gun to depressurize the system.

 

 

5.

 

Disconnect the garden hose from the pressure washer. 

6.

 

Wipe all surfaces of the unit with a damp clean cloth. 

7.

 

Engage the gun safety lock. 

CAUTION: 

ALWAYS

 turn off the unit’s motor 

BEFORE

 turning off the unit’s water supply. 

Serious damage could occur to the motor if the unit is run without water.  

CAUTION: 

NEVER  disconnect  the  high-pressure  discharge  hose  from  the  machine 

while the system is still pressurized. To depressurize the unit, turn off the motor, turn off 
the water supply and squeeze the trigger 2-3 times.

 

ADJUSTABLE SPRAY NOZZLE 

Turn off the spray lance first, hold the rear part of spray nozzle, then turn the front part of spray 

nozzle clockwise, Water may be sprayed out from the spray nozzle in fan shapes (fig 1); Turn the 

front part of spray nozzle withershins, Water may be sprayed out from the spray nozzle linearly 

(fig 2). 

Low/High Pressure Adjustable Lance 

Using High Pressure: 

Please make sure the trigger released and there is not any water spraying. then turn the rear part of 

spray nozzle withershins ( fig 4). Squeeze the trigger, the gun will spray water with high pressure. 

Using low pressure: 

Summary of Contents for ZI-5990

Page 1: ...ZI 5990 High Pressure Cleaner Operator Manual ...

Page 2: ... gun is squeezed After following the start up procedures in this manual turn the pressure washer ON and squeeze the trigger for activation See Operating Instruction section in this manual for further details Bleeding the Gun It is very important to bleed the gun before using the pressure washer Squeeze the trigger to allow any air that is trapped inside of the unit and hose to escape Continue to s...

Page 3: ...e operator to wear ear protectors WARNING Do not use the machine within range of persons unless they wear protective clothing WARNING Do not direct the jet against yourself or others in order to clean clothes or foot wear WARNING Risk of explosion Do not spray flammable liquids WARNING High pressure cleaners shall not be used by children or untrained personnel WARNING High pressure hoses fittings ...

Page 4: ...d in the manual WARNING This machine must be grounded If it has malfunction or breakdown grounding provides a path of least resistance for electric current to reduce the risk of electric shock The plug must be plugged into an appropriate outlet that is properly installed and grounded in accordance with all local codes and ordinances The rating voltage V Hz of the machine has to be in compliance wi...

Page 5: ...e chemicals WARNING Use cleaning agent supplied or recommend by the manufacturer WARNING Do not use the machine within the range of persons unless they wear protective clothing WARNING High pressure jets can be dangerous if subject to misuse The jet must not be directed at persons live electrical equipment or the machine itself Pressure washers should not be pointed at tire walls as it may be poss...

Page 6: ...wer source 3 Turn off the water supply 4 Press the trigger of the gun to depressurize the system 5 Disconnect the garden hose from the pressure washer 6 Wipe all surfaces of the unit with a damp clean cloth 7 Engage the gun safety lock CAUTION ALWAYS turn off the unit s motor BEFORE turning off the unit s water supply Serious damage could occur to the motor if the unit is run without water CAUTION...

Page 7: ...tainer Set the Adjustable Spray Wand at low pressure position Trigger gun to spray detergent LONG TERM STORAGE The machine should be stored in a frost free environment After long term storage without operation it is possible to form scales inside the machine making it hard to start again In such conditions it is recommended to turn off and disconnect the power supply and rotate the motor by hand s...

Page 8: ...aper clip insert wire into the nozzle hole and move back and forth until debris is dislodged Remove additional debris by back flushing water through the nozzle To do this place end of a garden hose with water running to the end of nozzle for 30 60 seconds www zicotech com ...

Page 9: ...L DATA Working pressure 11MPa 110bar Working flow rate 5 7 l min Max pressure water supply 0 4MPa 4 bar Motor Capacity 1 8 Kw Power Supply Voltage 240V 50Hz Max Water Temperature 50 Weight 18 kgs Dimensions 82x 38x34cm ...

Page 10: ... and connections are airtight Clean and replace or refer to dealer Water leaking from the pump Seals worn out Check and replace or refer to dealer The motor stops suddenly Thermal safety switch has tripped due to overheating Check that the main voltage corresponds to specifications Switch off the unit and let it cool for a few minutes The pump doesn t reach the necessary pressure Water inlet filte...

Page 11: ...SUPPLY HOSE not include 3 WATER CONNECTION 4 WATER INLET 5 HIGH PRESSURE TUBE 6 HIGH PRESSURE WATER OUTLET 7 SPRAY GUN 8 POWER SUPPLY Note Given continuous machines development the company reserves the right to amend machines specifications without notice INSPECTION MAINTENANCE ...

Page 12: ...packaging should be firm Storage the machine in dry For transportation safety The machine should comply with ISTA Meaning of crossed out wheeled dustbin Do not dispose of electrical machines as unsorted municipal waste use separate collection facilities Contact you local government for information regarding the collection systems available If electrical machines are disposed of in landfills or dum...

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